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SN74LS21N

SN74LS21N

SN74LS21N

Texas Instruments

5V V 20 ns ns 15 ns ns 19.3mm mm Gates & Inverters 8mA mA 5.08mm mm 927.99329mg mg Through Hole Surface Mount 4.75V~5.25V V 2.2mA μA

SOT-23

SN74LS21N Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status ACTIVE (Last Updated: 6 days ago)
Factory Lead Time 6 Weeks
Contact PlatingGold
Mount Through Hole
Mounting Type Through Hole
Package / Case 14-DIP (0.300, 7.62mm)
Number of Pins 14
Weight 927.99329mg
Manufacturer Package Identifier N(R-PDIP-T**)
Operating Temperature0°C~70°C
PackagingTube
Series 74LS
JESD-609 Code e4
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 14
Termination Through Hole
ECCN Code EAR99
Voltage - Supply 4.75V~5.25V
Terminal Position DUAL
Number of Functions 2
Supply Voltage 5V
Base Part Number 74LS21
Pin Count14
Number of Outputs 1
Operating Supply Voltage5V
Power Supplies5V
Number of Channels 2
Output Current8mA
Propagation Delay20 ns
Quiescent Current2.2mA
Turn On Delay Time15 ns
Family LS
Logic Function AND
Number of Inputs 4
Current - Output High, Low 400μA 8mA
Logic Type AND Gate
Max I(ol) 0.008 A
Max Propagation Delay @ V, Max CL 20ns @ 5V, 15pF
Logic Level - Low 0.8V
Logic Level - High 2V
Schmitt Trigger InputNo
Height 5.08mm
Length 19.3mm
Width 6.35mm
Thickness 3.9mm
REACH SVHC No SVHC
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:7624 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$0.73000$0.73
10$0.64400$6.44
25$0.60440$15.11
100$0.49340$49.34
500$0.39000$195

SN74LS21N Product Details

SN74LS21N Overview


The part comes in 14-DIP (0.300, 7.62mm) packaging, which makes it convenient to ship overseas. To ensure high reliability, a new packaging method Tube is used. A AND Gate logic principle is used to make it work. It is necessary to ensure the full functionality of the part by providing a voltage of 4.75V~5.25V. Around 0°C~70°C is the extended operating temperature. There is a hole in Through Hole for mounting the part. In both high and low states, output current is 400μA 8mA. This item is from the 74LS series. In total, 14 terminations have occurred. This part is equipped with 2 functions that will greatly enhance the user's experience. It is part of the LS family of chips. 74LS21 can help you find device variants. Into the part body are injected 14 pins. Many applications require the use of this logic device with its Through Hole mounting. The datasheets for the 14 pins explain the functions. Inputs for this part are 4. Parts in quiescent state carry 2.2mA current. Power supplies required for this part are specified in the datasheet as 5V. A device rated at 8mA has 8mA output current. This device has 1 outputs. The operating supply voltage for the chip is specified as 5V volts, which corresponds to the chip voltage. This part provides high quality logic output owing to its 2 channels.

SN74LS21N Features


AND Gate Logic Type
Operating Temperature: 0°C~70°C
LS Family
Quiescent Current: 2.2mA
Output Current: 8mA


SN74LS21N Applications


There are a lot of Texas Instruments
SN74LS21N Gates and Inverters applications.


  • Computer
  • Television
  • Washing machine
  • Range hood
  • Refrigerator
  • VCR
  • Massager
  • Fan
  • Illumination
  • Cell phone

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